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YWNYT Dial Indicator Extension Rod Set Review: Extend probe reach for precise workshop measurement

6pcs Dial Indicator Extension Rod, 1"/2"/3"/4"/5"/6" Digital Indicator Extension Stem Rod Set for Dial Indicators Probe Connecting Rod
4.7
[Six Extension Rods]  Includes six rods of varying lengths for flexible measurement setups.
[Versatile Length Options]  Lengths 1"–6" plus configurable total reach up to 21" (530mm).
[Hardened Construction]  High-quality, high-hardness materials ensure durability and long service life.
[Reliable Accuracy]  Stable performance delivers consistent readings during use.
[Easy Threaded Installation]  Standard 4-48 threaded tip enables quick, secure connection to dial indicators.
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Precision measurement accessories that extend dial indicator probe reach for accurate readings in deep or recessed features. The YWNYT Dial Indicator Extension Rod Set gives engineers and inspection technicians flexibility to reach awkward positions without redesigning fixturing. Is a six-piece, stackable kit the practical answer for everyday inspection tasks?

⚡ At a Glance
  • Extension Range: Lengths from 25mm to 152mm, stackable to 530mm total
  • Best for: Machinists and inspection technicians needing extra probe reach for recesses
  • Not ideal for: Users who require integrated electronic readouts or wireless measurement solutions

Six threaded extension rods span 1 inch to 6 inches and can join to 21 inches total. High-hardness construction with standard 4-48 threading supports long service life and straightforward installation.


Access deep or recessed areas – with six graduated extension lengths

Rods measure 25mm, 50mm, 76mm, 100mm, 127mm and 152mm and connect end-to-end to reach 530mm; standard 4-48 threads secure each joint. The modular arrangement allows selection of a single rod or any combination for tailored probe reach.

Measure bore depths and internal faces without altering fixtures, letting operators capture readings in awkward positions quickly and repeatedly.

Durable contact and consistent readings – with high-hardness construction

Manufactured from high-quality, hardened materials to resist wear under repeated contact, preserving dimensional stability during inspections. Stable performance is maintained across routine measurement cycles.

Reduced wear keeps readings consistent over time, cutting the need for frequent replacement and supporting reliable inspection results.

Quick setup and compatibility – with a 4-48 standard threaded indicator tip

Standard 4-48 threading on the indicator tip allows screw-in installation with indicators that accept the same thread, enabling secure mechanical connection. Simple assembly requires only manual threading without special tools.

Swap rods or reconfigure lengths on the shop floor in seconds, speeding up inspection workflows and reducing downtime between checks.

✨ The 4 Key Reasons for YWNYT Dial Indicator Extension Rod Set
  1. Six length options – Access measurements from 25mm up to 152mm quickly
  2. Stackable design – Combine rods to reach 530mm for deep inspection tasks
  3. High-hardness material – Withstands repeated contact for longer service life in workshops
  4. Standard 4-48 thread – Fits common dial indicators for fast, secure installation
📋 Technical Details at a Glance
  • Brand: YWNYT
  • Product ID: B0BR59WYZL
  • Package content: Six extension rods (1", 2", 3", 4", 5", 6")
  • Lengths: 25mm, 50mm, 76mm, 100mm, 127mm, 152mm
  • Total combined length: Up to 530mm (21 inches)
❓ Frequently Asked Questions

Q: What lengths are included in the set?

A: The kit contains six rods of 1", 2", 3", 4", 5" and 6", corresponding to 25mm, 50mm, 76mm, 100mm, 127mm and 152mm.

Q: Can the rods be combined to reach deeper points?

A: Yes, rods connect end-to-end and can be stacked to reach a total combined length of up to 21" (530mm).

Q: What thread size fits the indicator tip?

A: The extension rods use a standard 4-48 indicator tip thread, allowing screw-in connection with indicators that accept the same thread.

🏆 Our Verdict

Suitable for machinists, inspection technicians and workshop engineers who need to measure deep bores and recessed features. Six graduated rods, hardened construction and standard 4-48 threading create a practical, workshop-friendly solution for extending probe reach. Durable materials and simple compatibility deliver long-term value through fewer replacements and faster inspections.